What about first world nations like Australia, New Zealand? They too are not reported in the same way?
https://en.m.wikipedia.org/wiki/Timeline_of_major_crimes_in_...
https://www.dailymail.co.uk/news/article-10629425/amp/Everyo...
> Stabbings have never been worse or more brutal, police say, as Australian hospitals struggle to cope with an emerging 'knife culture' amongst young men.
There are certainly differences in rates, but these things happen everywhere.